80 lines
2.8 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
pct2rgb.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
Email : volayaf at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from PyQt4 import QtGui
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.tools.system import *
from processing.parameters.ParameterRaster import ParameterRaster
from processing.parameters.ParameterSelection import ParameterSelection
from processing.outputs.OutputRaster import OutputRaster
from processing.algs.gdal.GdalUtils import GdalUtils
class pct2rgb(GeoAlgorithm):
INPUT = 'INPUT'
OUTPUT = 'OUTPUT'
NBAND = 'NBAND'
def getIcon(self):
filepath = os.path.dirname(__file__) + '/icons/8-to-24-bits.png'
return QtGui.QIcon(filepath)
def defineCharacteristics(self):
self.name = 'PCT to RGB'
self.group = '[GDAL] Conversion'
self.addParameter(ParameterRaster(pct2rgb.INPUT, 'Input layer', False))
options = []
for i in range(25):
options.append(str(i + 1))
self.addParameter(ParameterSelection(pct2rgb.NBAND, 'Band to convert',
options))
self.addOutput(OutputRaster(pct2rgb.OUTPUT, 'Output layer'))
def processAlgorithm(self, progress):
arguments = []
arguments.append('-b')
arguments.append(str(self.getParameterValue(pct2rgb.NBAND) + 1))
arguments.append('-of')
out = self.getOutputValue(pct2rgb.OUTPUT)
arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
arguments.append(self.getParameterValue(pct2rgb.INPUT))
arguments.append(out)
commands = []
if isWindows():
commands = ['cmd.exe', '/C ', 'pct2rgb.bat',
GdalUtils.escapeAndJoin(arguments)]
else:
commands = ['pct2rgb.py', GdalUtils.escapeAndJoin(arguments)]
GdalUtils.runGdal(commands, progress)